1446 ― Korean Hangual alphabet devised
1876 ― First 2-way telephone conversation, 1st over outdoor wires
1888 ― Public admitted to Washington Monument
1930 ― First transcontinental flight by a woman completed, Laura Ingalls
1947 ― First telephone conversation between a moving car & a plane
1965 ― Beatles' "Yesterday," single goes #1 & stays #1 for 4 weeks
1968 ― Government seizes oil fields in Peru
1970 ― Khmer Republic (Cambodia) declares independence
1975 ― Soviet dissident Andrei Sakharov wins Nobel Peace Prize
1980 ― First consumer use of home banking by computer (Knoxville Tn)
1983 ― 4 South Korean cabinet ministers assassinated in Rangoon Burma
1984 ― Kathy Sullivan becomes first U.S. woman to walk in space
1990 ― Radio stations around the world play "Imagine" honoring John Lennon